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The ESP32 HCI makes any Zephyr board a Bluetooth gateway

Bluetooth HCI enables any chipset to act as a peripheral to a processor running a Bluetooth stack. We pair the ESP32-C3 HCI with a processor running Zephyr to turn Golioth's development platform--the Aludel Elixir--into a Bluetooth gateway.

FEATURED

Upcoming Webinar: How an MVNO Troubleshoots Cellular Devices

Robert Colvin from Telenor Connexion joins Golioth for a webinar coming up July 2nd, 2025. We will talk about how to troubleshoot cellular deployments and how you can apply some of the lessons learned to your own product.

A Remote Shell for Embedded IoT Devices

Golioth's Remote Shell uses Remote Procedure Calls (RPCs) and a custom Zephyr shell backend to enable an interactive, web-based shell experience from anywhere in the world.

Enabling Bluetooth-to-Cloud on the Arduino Nicla Sense ME

Here's how easy it is to add a Bluetooth device to the cloud. In just a few minutes, we built a BLE-GATT example for the Arduino Nicla Sense ME board and had it sending data to the cloud.

Hardware MVP: Why “Start Ugly” Beats Perfect in the AI Age

Building a connected product? Start ugly. Duct tape a dev board to your prototype. Don't worry about enclosures....

Upcoming Webinar: How an MVNO Troubleshoots Cellular Devices

Robert Colvin from Telenor Connexion joins Golioth for a webinar coming up July 2nd, 2025. We will talk about how to troubleshoot cellular deployments and how you can apply some of the lessons learned to your own product.

Golioth Platform

Get the latest information on platform features, releases, API, security, and more.

Never miss a packet with Pipeline Recommendations

Pipeline Recommendations intelligently scans incoming data to your product and recommends stelps to ensure you never miss a packet. Check out how you can improve your product with this new feature on the Golioth Console.

Detecting Text From Images Over A Cellular Link

This post and video demonstrate taking a photo with a low power camera and cellular-based microcontroller and transmitting to the cloud for processing. Rick Jen from the Microsoft Azure team shows how to accept those images and work with the Azure AI OCR service to extract useful text and store it in a database.

Managing OTA Updates for Multiple IoT Hardware Variations

Get the right OTA update to the correct device every time! Goilioth's firmware update system lets you compile with a custom package name for each different hardware variant, and target the rollout to these devices using Cohorts.

Firmware

Read about the Golioth Firmware SDK releases, optimizations, testing, and more.

A Remote Shell for Embedded IoT Devices

Golioth's Remote Shell uses Remote Procedure Calls (RPCs) and a custom Zephyr shell backend to enable an interactive, web-based shell experience from anywhere in the world.

Upcoming webinar: Batteryless Cellular IoT with Conexio

We're excited to be hosting a new webinar coming up on June 18th at Noon ET / 9 am PT with Rajeev Piyare...

Golioth Firmware SDK v0.18.0

Golioth released Firmware SDK v0.18.0 which pulls in the recent changes from upstream Zephyr, nRF Connect SDK, and ESP-IDF repositories. We are also introducing new gateway support, adding new supported boards, and improving blockwise transfers.

SOLUTIONS

Cloud

Articles to guide engineers working with AI, data, and integrations for IoT.

Detecting Text From Images Over A Cellular Link

This post and video demonstrate taking a photo with a low power camera and cellular-based microcontroller and transmitting to the cloud for processing. Rick Jen from the Microsoft Azure team shows how to accept those images and work with the Azure AI OCR service to extract useful text and store it in a database.

New Pipelines Data Destination: LightDB State

A new Pipelines data destination for LightDB State is now generally available for Golioth users and will enable a range of new bidirectional interactions with 3rd party services.

LightDB Stream API: POST vs GET for IoT Device Data Queries | Golioth

Golioth's REST API is a power way to query data that has been sent to the cloud. Marko explains how he approaches the tradeoffs of POST vs GET calls to the API and how it impacts the resulting data.

Latest Posts

Read the latest from Golioth.

The ESP32 HCI makes any Zephyr board a Bluetooth gateway

Bluetooth HCI enables any chipset to act as a peripheral to a processor running a Bluetooth stack. We pair the ESP32-C3 HCI with a processor running Zephyr to turn Golioth's development platform--the Aludel Elixir--into a Bluetooth gateway.

A Remote Shell for Embedded IoT Devices

Golioth's Remote Shell uses Remote Procedure Calls (RPCs) and a custom Zephyr shell backend to enable an interactive, web-based shell experience from anywhere in the world.

Enabling Bluetooth-to-Cloud on the Arduino Nicla Sense ME

Here's how easy it is to add a Bluetooth device to the cloud. In just a few minutes, we built a BLE-GATT example for the Arduino Nicla Sense ME board and had it sending data to the cloud.

Hardware MVP: Why “Start Ugly” Beats Perfect in the AI Age

Building a connected product? Start ugly. Duct tape a dev board to your prototype. Don't worry about enclosures....

Upcoming Webinar: How an MVNO Troubleshoots Cellular Devices

Robert Colvin from Telenor Connexion joins Golioth for a webinar coming up July 2nd, 2025. We will talk about how to troubleshoot cellular deployments and how you can apply some of the lessons learned to your own product.

June 12th, 2025 Incident Report

On June 12th, 2025 a subset of Golioth platform services, including stream and OTA, experienced an outage that impacted customer devices.

Never miss a packet with Pipeline Recommendations

Pipeline Recommendations intelligently scans incoming data to your product and recommends stelps to ensure you never miss a packet. Check out how you can improve your product with this new feature on the Golioth Console.

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